A physical object for storing energy, and which after discharge may be recharged.

A gravity separator where two liquid substances separates and where the substance with the less gravity can be skimmed off.

A vessel with a conical shape for filling or dosing purposes.

A cylinder where the piston is actuated by pressurized hydraulic fluid.

A cylinder where the piston is actuated by compressed air.

A 'device' intended to separate different types of substances.

Is a vessel used in fluid systems to absorb sudden surges of fluid to stabilize the pressure in the system and prevent damage to pipes and equipment.

A container intended for storage and/or processing of fluids.